
Penyederhanaan Pecahan
Quiz
•
Mathematics
•
7th Grade
•
Medium
Damianus Yoel Anggoro Santoso
Used 7+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 2 pts
Sederhanakan 3x + 5x.
5x
3x + 5
8x
8
Answer explanation
Untuk menyederhanakan 3x + 5x, kita jumlahkan koefisien x. 3 + 5 = 8, sehingga hasilnya adalah 8x. Pilihan yang benar adalah 8x.
2.
MULTIPLE CHOICE QUESTION
10 sec • 2 pts
Sederhanakan 2a + 3b - a.
a + 3b
2a + 2b
a - 3b
3a + 3b
Answer explanation
Gabungkan suku sejenis: 2a - a = a, sehingga hasilnya adalah a + 3b. Pilihan yang benar adalah a + 3b.
3.
MULTIPLE CHOICE QUESTION
10 sec • 2 pts
Jika x = 2, hitung nilai dari 4x + 1.
9
5
7
10
Answer explanation
Untuk menghitung nilai dari 4x + 1, substitusi x dengan 2: 4(2) + 1 = 8 + 1 = 9. Jadi, nilai yang benar adalah 9.
4.
MULTIPLE CHOICE QUESTION
10 sec • 2 pts
Sederhanakan 7y - 2y + 4.
6y + 4
5y - 2
5y + 4
7y + 2
Answer explanation
Gabungkan suku sejenis: 7y - 2y = 5y. Tambahkan 4, sehingga hasilnya adalah 5y + 4. Pilihan yang benar adalah 5y + 4.
5.
MULTIPLE CHOICE QUESTION
10 sec • 2 pts
Apa hasil dari 5(x + 2) - 3x?
3x + 10
2x + 10
2x + 5
5x + 2
Answer explanation
Untuk menyelesaikan 5(x + 2) - 3x, kita distribusikan 5 ke dalam kurung menjadi 5x + 10. Kemudian, kurangi 3x: 5x - 3x + 10 = 2x + 10. Jadi, jawaban yang benar adalah 2x + 10.
6.
MULTIPLE CHOICE QUESTION
10 sec • 2 pts
Sederhanakan 6m + 4n - 2m + 3n.
6m + 7n
4m + 3n
4m + 7n
2m + 5n
Answer explanation
Gabungkan suku sejenis: (6m - 2m) + (4n + 3n) = 4m + 7n. Jadi, hasil penyederhanaannya adalah 4m + 7n, yang merupakan pilihan yang benar.
7.
MULTIPLE CHOICE QUESTION
10 sec • 2 pts
Jika a = 3 dan b = 4, hitung 2a + 3b.
18
20
10
14
Answer explanation
Diberikan a = 3 dan b = 4. Hitung 2a + 3b: 2(3) + 3(4) = 6 + 12 = 18. Jadi, jawaban yang benar adalah 18.
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